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`(x+y)^(n) + (x-y)^(n)` is equal toA. `2[.^(n)C_(1)x^(n)y^(0)+.^(n)C_(3)x^(n-2)y^(2)+"….."]`B. `2[.^(n)C_(0)x^(n)y^(0)+.^(n)C_(2)x^(n-2)y^(2)+"….."]`C. `2[.^(n)C_(1)x^(n-1)y^(1)+.^(n)C_(3)x^(n-3)y^(3)+"….."]`D. `3[.^(n)C_(0)x^(n)y^(0)+.^(n)C_(2)x^(n-2)y^(2)+"……"]` |
| Answer» Correct Answer - A | |